<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html><head><title>border collapse dynamic change to colspan cell style</title>
<style>
td { border: 10px green outset;}
table {margin: 30px}
</style>
</head>
<body>
<table style="border-collapse:collapse">
 <tbody><tr><td>c11</td><td>c12</td><td>c13</td></tr>
 <tr><td colspan="3" style="border-style:solid;">c21</td></tr>
 <tr><td>c31</td><td>c32</td><td>c33</td></tr>
</tbody></table>

</body></html>
